7.7 sec in total
3 sec
4.5 sec
208 ms
Visit osr-dev.arcgis.co.uk now to see the best up-to-date Osr Dev Arc GIS content and also check out these interesting facts you probably never knew about osr-dev.arcgis.co.uk
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Visit osr-dev.arcgis.co.ukWe analyzed Osr-dev.arcgis.co.uk page load time and found that the first response time was 3 sec and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
osr-dev.arcgis.co.uk performance score
name
value
score
weighting
Value7.9 s
0/100
10%
Value22.8 s
0/100
25%
Value15.3 s
1/100
10%
Value2,220 ms
6/100
30%
Value0
100/100
15%
Value23.6 s
1/100
10%
3043 ms
116 ms
47 ms
54 ms
56 ms
Our browser made a total of 78 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Osr-dev.arcgis.co.uk, 42% (33 requests) were made to Webapps-cdn.esri.com and 19% (15 requests) were made to Esri.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Osr-dev.arcgis.co.uk.
Page size can be reduced by 928.3 kB (39%)
2.4 MB
1.4 MB
In fact, the total size of Osr-dev.arcgis.co.uk main page is 2.4 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 64.4 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 64.4 kB or 73% of the original size.
Potential reduce by 33.4 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Osr Dev Arc GIS images are well optimized though.
Potential reduce by 647.1 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 647.1 kB or 72% of the original size.
Potential reduce by 183.5 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Osr-dev.arcgis.co.uk needs all CSS files to be minified and compressed as it can save up to 183.5 kB or 87% of the original size.
Number of requests can be reduced by 52 (74%)
70
18
The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Osr Dev Arc GIS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
osr-dev.arcgis.co.uk
3043 ms
www.esri.com
116 ms
esri-core-include.js
47 ms
home_responsive.css
54 ms
jquery.responsive.js
56 ms
include-1.0.js
53 ms
global.js
56 ms
satelliteLib-0ed1001fd441a838aefe8e755be42aaafddcc46b.js
27 ms
pardot_include.js
56 ms
WebResource.axd
19 ms
ScriptResource.axd
17 ms
ScriptResource.axd
12 ms
_include-html-megamenu.js
47 ms
23855eec-5fdf-4594-9898-0113a04bfef0.css
61 ms
jquery-1.11.0.min.js
23 ms
jquery-migrate-1.2.1.min.js
10 ms
craydent-1.7.33.js
30 ms
centurion-grid_v2.min.css
9 ms
esri-core.css
20 ms
esri-core.js
20 ms
EventsAppWidget.craydent.js
20 ms
geoip2.js
12 ms
IPChecker.jquery.js
9 ms
EsriModal.css
21 ms
EsriModal.js
27 ms
loop11.js
60 ms
lodash.2.4.1.min.js
9 ms
q.js
16 ms
hammer.min.js
6 ms
esri-homepage-slider.js
4 ms
esri-homepage-slider.css
6 ms
pd.js
3 ms
analytics
229 ms
logo.jpg
12 ms
UC16-register.jpg
205 ms
syria.jpg
17 ms
maps-we-love.jpg
12 ms
google.jpg
40 ms
insights.jpg
11 ms
unicorn.jpg
31 ms
modernizr.js
4 ms
MegaMenuLogin.js
20 ms
jquery.megamenu.js
21 ms
general_responsive.css
19 ms
megamenu.css
20 ms
centurion-grid.css
19 ms
analytics.js
19 ms
mega-gray-arrow.png
28 ms
maps-for-office.jpg
313 ms
agol-15nov.jpg
124 ms
arcgis-104.jpg
267 ms
earth.jpg
122 ms
mega-menu-search-btn.png
20 ms
c4352a95-7a41-48c1-83ce-d8ffd2a3b118.woff
100 ms
Icon_Sprites_16.png
5 ms
analytics
175 ms
greybullet-fatfooter.gif
88 ms
bluebullet.gif
88 ms
gtm.js
72 ms
s-code-contents-4aefdae3bc830a1a6e55f51b0e942680d69005c4.js
60 ms
7147ec3a-8ff8-4ec9-8c5c-bd1571dc6ae6.woff
41 ms
analytics.js
9 ms
conversion_async.js
87 ms
8609.js
33 ms
insight.min.js
33 ms
linkid.js
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collect
5 ms
collect
77 ms
collect
21 ms
s
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collect
74 ms
50 ms
ga-audiences
49 ms
ga-audiences
33 ms
31 ms
s79821684472262
83 ms
16 ms
osr-dev.arcgis.co.uk accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
osr-dev.arcgis.co.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
osr-dev.arcgis.co.uk SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
EN
EN
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Osr-dev.arcgis.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Osr-dev.arcgis.co.uk main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
osr-dev.arcgis.co.uk
Open Graph description is not detected on the main page of Osr Dev Arc GIS. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: